package com.once.test.store;

import android.content.Context;
import android.database.DatabaseErrorHandler;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;

public class MySqlOpenHelper extends SQLiteOpenHelper {

    private static final String CREATE_BOOK = "create table Book(" +
            "id integer primary key autoincrement," +
            "author text," +
            "price real," +
            "pages integer," +
            "name text)";

    private static final String CREATE_CATEGORY = "create table Category(" +
            "id integer primary key autoincrement," +
            "category_name text," +
            "category_code integer)";

    public MySqlOpenHelper(@Nullable Context context, @Nullable String name, @Nullable SQLiteDatabase.CursorFactory factory, int version) {
        super(context, name, factory, version);
    }

    public MySqlOpenHelper(@Nullable Context context, @Nullable String name, @Nullable SQLiteDatabase.CursorFactory factory, int version, @Nullable DatabaseErrorHandler errorHandler) {
        super(context, name, factory, version, errorHandler);
    }

    public MySqlOpenHelper(@Nullable Context context, @Nullable String name, int version, @NonNull SQLiteDatabase.OpenParams openParams) {
        super(context, name, version, openParams);
    }

    @Override
    public void onCreate(SQLiteDatabase db) {
        db.execSQL(CREATE_BOOK);
        db.execSQL(CREATE_CATEGORY);
    }

    @Override
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
        db.execSQL("drop table if exists Book");
        db.execSQL("drop table if exists Category");
        onCreate(db);
    }
}
